As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MRR-M04-14, THE LANDING GEAR FAILED TO EXTEND USING NORMAL OR ALTERNATE BUSS, CREW FOLLOWED EMERGENCY CHECKLIST AND EXTENDED GEAR USING MANUAL GEAR EXTENSION SYSTEM. THE CREW LANDED WITH NO FURTHER INCIDENT. FAILED HYDRAULIC LANDING GEAR SELECTOR VALVE. INITIALLY REPOSITIONED AIRCRAFT UNDER A SPECIAL FERRY PERMIT TO MAINTENANCE BASE, THEN CHANGED THE GEAR SELECTOR VALVE. GEAR OPS CHECKED GOOD. (NM0520050916) (K)